Public Record · California Contractors

Licensed General Engineering (A) contractors in San Dimas, CA

The California Contractors State License Board (CSLB) lists 22 General Engineering (A) contractors in San Dimas, California. Each links to a full dossier with license status, insurance, bond, and enforcement — as of October 7, 2026.

22 contractors

  1. John Bachmann
    San Dimas, CA · CSLB #1059093 · as of October 7, 2026
    Active · clear
  2. Boaw Construction INC
    San Dimas, CA · CSLB #1127513 · as of October 7, 2026
    Active · clear
  3. Diversfied Construction & Engineering Group INC
    San Dimas, CA · CSLB #768516 · as of October 7, 2026
    Active · clear
  4. Fidelity Construction Plumbing INC
    San Dimas, CA · CSLB #585042 · as of October 7, 2026
    Active · clear
  5. General Pump Company INC
    San Dimas, CA · CSLB #496765 · as of October 7, 2026
    Active · clear
  6. Grigolla Construction
    San Dimas, CA · CSLB #840594 · as of October 7, 2026
    Active · clear
  7. Grigolla & Sons Construction CO INC
    San Dimas, CA · CSLB #514132 · as of October 7, 2026
    Active · clear
  8. Heavy Iron Contracting LLC
    San Dimas, CA · CSLB #1104415 · as of October 7, 2026
    Active · clear
  9. J & M Contracting Corp
    San Dimas, CA · CSLB #998358 · as of October 7, 2026
    Active · clear
  10. M-pile Solutions INC DBA Maggio Drilling
    San Dimas, CA · CSLB #1059985 · as of October 7, 2026
    Active · clear
  11. Penta INC
    San Dimas, CA · CSLB #1044658 · as of October 7, 2026
    Active · clear
  12. Robert Konstruction
    San Dimas, CA · CSLB #985284 · as of October 7, 2026
    Active · clear
  13. Martin A Rogers INC
    San Dimas, CA · CSLB #928843 · as of October 7, 2026
    Active · clear
  14. Sea West Enterprises INC
    San Dimas, CA · CSLB #486074 · as of October 7, 2026
    Active · clear
  15. Sharp's Backhoe Service INC
    San Dimas, CA · CSLB #951383 · as of October 7, 2026
    Active · clear
  16. Siterep Construction Services INC DBA Siterep Concrete
    San Dimas, CA · CSLB #1094220 · as of October 7, 2026
    Active · clear
  17. Staib Backhoe & Excavation INC
    San Dimas, CA · CSLB #875366 · as of October 7, 2026
    Active · clear
  18. Swe Sewer Solutions Construction & Engineering
    San Dimas, CA · CSLB #1049213 · as of October 7, 2026
    Active · clear
  19. Touchstone Contractors INC
    San Dimas, CA · CSLB #899558 · as of October 7, 2026
    Active · clear
  20. Transdev Rail INC
    San Dimas, CA · CSLB #920178 · as of October 7, 2026
    Active · clear
  21. Vacom Technologies
    San Dimas, CA · CSLB #641833 · as of October 7, 2026
    Active · clear
  22. Socal Paving Company
    San Dimas, CA · CSLB #1144548 · as of October 7, 2026
    Suspended · bond

See all General Engineering (A) contractors in California →

Data sourced from the California Contractors State License Board (CSLB), current as of October 7, 2026. IsItLicensed is not affiliated with or endorsed by the CSLB or the State of California. Always verify against the official record.